TY - BOOK T1 - Consumer demand: a new approach A1 - Lancaster, Kelvin. LA - English PP - New York PB - Columbia U.P. YR - 1971 UL - http://discoverylib.upm.edu.my/discovery/Record/381564 OP - 177 CN - HB801 L23 SN - 0231033575 KW - Consumers. ER -